Home / 2,915.46-4,024.35-2,475.90

Finding the Fourth Proportional to 2,915.46, 4,024.35 and 2,475.90

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Solution

The fourth proportional to 2,915.46, 4,024.35 and 2,475.90 is: 3,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915.46 : 4,024.35 = 2,475.90 : x
  2. Step 2: Convert to fraction form
    2,915.46/4,024.35 = 2,475.90/x
  3. Step 3: Cross multiply
    2,915.46x = 4,024.35 × 2,475.90
  4. Step 4: Simplify right side
    2,915.46x = 9,963,888.17
  5. Step 5: Solve for x
    x = 9,963,888.17/2,915.46
  6. Step 6: Final answer
    x = 3,417.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.